Question

83. Croź- and MnO2 are strong yellow and intense purple respectively in aqueous
solution. The darkening of colour is due to :
(A) charge transfer
(B) d-d transition
(C) half-filled d-subshells
(D) increasing number of unpaired electrons​

Answer 1

Answer:

(B)is correct option

Explanation:

Charge transfer is possible only when

d-electron is not there.so, answer is

d-dtransition